Home / 40,786.92-56,282.64-22,879.44

Finding the Fourth Proportional to 40,786.92, 56,282.64 and 22,879.44

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Solution

The fourth proportional to 40,786.92, 56,282.64 and 22,879.44 is: 31,571.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,786.92 : 56,282.64 = 22,879.44 : x
  2. Step 2: Convert to fraction form
    40,786.92/56,282.64 = 22,879.44/x
  3. Step 3: Cross multiply
    40,786.92x = 56,282.64 × 22,879.44
  4. Step 4: Simplify right side
    40,786.92x = 1,287,715,284.92
  5. Step 5: Solve for x
    x = 1,287,715,284.92/40,786.92
  6. Step 6: Final answer
    x = 31,571.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.